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Piezoelectric material, piezoelectric element, multilayered piezoelectric element. Liquid discharge heard, liquid discharge apparatus, ultrasonic motor, optical apparatus, vibratory apparatus, dust removing device, image pickup apparatus, and electronic equipment
There is provided a lead-free piezoelectric material having a high and stable piezoelectric constant and mechanical quality factor in a wide operating temperature range. A piezoelectric material mainly composed of a perovskite type metal oxide having the general formula (1), wherein manganese is incorporated in the metal oxide, and the Mn content is 0.12 parts by weight or more and 0.40 parts by weight or less on a metal basis per 100 parts by weight of the metal oxide. (Ba1-xCax)a(Ti1-y-zSnyZrz)O3 (1) (1.00≰a≰1.01, 0.125≰x≰0.300, 0
Piezoelectric material, piezoelectric element, multilayered piezoelectric element. Liquid discharge heard, liquid discharge apparatus, ultrasonic motor, optical apparatus, vibratory apparatus, dust removing device, image pickup apparatus, and electronic equipment
There is provided a lead-free piezoelectric material having a high and stable piezoelectric constant and mechanical quality factor in a wide operating temperature range. A piezoelectric material mainly composed of a perovskite type metal oxide having the general formula (1), wherein manganese is incorporated in the metal oxide, and the Mn content is 0.12 parts by weight or more and 0.40 parts by weight or less on a metal basis per 100 parts by weight of the metal oxide. (Ba1-xCax)a(Ti1-y-zSnyZrz)O3 (1) (1.00≰a≰1.01, 0.125≰x≰0.300, 0
Piezoelectric material, piezoelectric element, multilayered piezoelectric element. Liquid discharge heard, liquid discharge apparatus, ultrasonic motor, optical apparatus, vibratory apparatus, dust removing device, image pickup apparatus, and electronic equipment
UEBAYASHI AKIRA (author) / SAITO HIROSHI (author) / OSHIMA KANAKO (author) / HAYASHI JUMPEI (author)
2016-12-20
Patent
Electronic Resource
English
IPC:
H01L
Halbleiterbauelemente
,
SEMICONDUCTOR DEVICES
/
B06B
GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
,
Erzeugen oder Übertragen mechanischer Schwingungen allgemein
/
B32B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
,
Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse
/
B41J
TYPEWRITERS
,
Schreibmaschinen
/
C04B
Kalk
,
LIME
/
G02B
Optische Elemente, Systeme oder Geräte
,
OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
/
H02N
Elektrische Maschinen, soweit nicht anderweitig vorgesehen
,
ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
/
H04N
PICTORIAL COMMUNICATION, e.g. TELEVISION
,
Bildübertragung, z.B. Fernsehen
| European Patent Office | 2017